You are In a local library in your city,and you are looking for a book on the book shelf,you started to search the book you wanted to read,but you don't know that a big book above you fall down to your head

But before it lands on your head,someone catch it on time,when you turn around,you see its the librarian His glasses slide down slightly and he adjust it again and hold the big book He is really tall and gentle*"Are you okay,young lady?"* His voice is really manly and calming